Senior Mobile Developer - React Native

247 Bet is looking for a Senior Mobile Developer with deep React Native expertise to lead our mobile betting experiences in Lagos!About UsWe're building Africa's premier mobile betting platform where 80% of our users bet on their phones. From live match updates to instant payouts, our apps handle it all with the smoothness users expect and the reliability our business demands.The RoleLead mobile development for iOS and Android betting applications used by millions. You'll architect native-feeling experiences that work flawlessly on everything from the latest iPhone to budget Android devices, handling real-time odds, live betting, and secure payments.What You'll BuildHigh-performance iOS/Android apps from a single React Native codebase Real-time betting interfaces with live odds updates via WebSockets Smooth 60fps animations and gesture-based interactions Offline-first architecture with intelligent data sync Native module integrations for payments and biometrics Push notification systems for live events and promotions Performance optimizations for 2GB RAM devicesRequirements5+ years mobile development experience3+ years deep React Native expertisePublished apps on App Store and Google PlayNative module development (iOS/Android bridges)State management at scale (Redux/MobX/Zustand)Real-time data and WebSocket experiencePerformance profiling and optimizationUnderstanding of iOS and Android design patternsTechnical SkillsReact Native CLI and Expo workflowsNative development knowledge (Swift/Kotlin/Java)Reanimated 2/3 for complex animationsReact Navigation and deep linkingCodePush and OTA updatesTesting with Jest and DetoxCI/CD for mobile (Fastlane, App Center)Crash reporting and analyticsNice to HaveBetting/gaming/fintech experienceReact web development knowledgePayment SDK integrationsVideo streaming in React NativeAccessibility implementationMulti-language app developmentExperience with React Native 0.70+Challenges You'll SolveHandle 10,000+ live odds updates without dropping frames Achieve <100ms response time for bet placement Support Android 5.0+ and iOS 12+ Perfect offline/online data synchronization Create delightful micro-interactions users love Optimize bundle size while adding featuresTech StackReact Native | TypeScript | Redux Toolkit | Reanimated | React Navigation | Native Modules | WebSockets | CodePush | Jest/Detox📍 Location: Lagos (Full-time, Hybrid)Ready to build mobile experiences millions will use daily?📧 Apply: Send CV + App Store/Play Store links to careers@247bet.ng